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Change-Id: I13d13e61f5900c656a0e2d4ac987c288ed8c253d
CMUpdater: only list updates for current channel

Steam crossing is bad. CMUpdater should not offer to install M
snapshots over nightlies, and vice versa. Offer only updates that
correspond to the currently installed cm.releasetype. M snapshots only
display newer updates, while nightlies display all available nightlies.

Change-Id: I3b9f445d61815dbec9db9477d460d1b74458bc95
Automatic translation import

Change-Id: I762b99c0190414ff587a86985a8ac7afbf505c98
Automatic translation import

Change-Id: I961e319b9f79b1a111aa7bd27d457a538f2c9f96
Automatic translation import

Change-Id: I4cde7394fce300791215dbd3ce3353c92620cc46
Merge branch 'cm-11.0' into stable/cm-11.0